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0456020.ER AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

0456020.ER product

0456020.ER

Fuses

Surface MountVery Fast ActingHigh Current

The 0456020.ER is a 20A, 125V NANO2® very fast-acting surface mount fuse from Littelfuse, ideal for high-current server and power supply applications.

Best for

  • Voltage regulator modules
  • PC server cooling systems
  • Basestation power supplies

Avoid if

  • Applications requiring slow-blow characteristics or high inrush current tolerance

Check before use

  • PCB thermal layout
  • Inrush current profile

Key specifications

Ampere Rating
20 A
Voltage Rating
125 V
Interrupting Rating
100A @ 125VAC

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
1
ECCN
-
HTSUS
-

Application

Power SupplyPC Server

Datasheet

0456020.ER-Littelfuse-datasheet-81917029.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 0456020.ER: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 20A, 125V very fast-acting surface mount fuse from the Littelfuse 456 Series, designed for high-current applications.